CN110916766A - Ultrasonic knife for hepatectomy and using method thereof - Google Patents
Ultrasonic knife for hepatectomy and using method thereof Download PDFInfo
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- CN110916766A CN110916766A CN201911279340.1A CN201911279340A CN110916766A CN 110916766 A CN110916766 A CN 110916766A CN 201911279340 A CN201911279340 A CN 201911279340A CN 110916766 A CN110916766 A CN 110916766A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3209—Incision instruments
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
- A61B2017/320082—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic for incising tissue
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Abstract
The embodiment of the invention discloses an ultrasonic knife for hepatectomy and a using method thereof, in particular to the field of ultrasonic knives, which comprises a main machine, wherein a chassis is fixedly arranged at the bottom end of the main machine, a foot switch is arranged at one side of the main machine, the main machine is connected with the foot switch through a lead, a handle is arranged at one side of the main machine, an energy converter is fixedly arranged at the top end of the handle, and a connecting pipe is arranged at one side of the energy converter. People can install and dismantle the tool bit conveniently.
Description
Technical Field
The embodiment of the invention relates to the field of ultrasonic knives, in particular to an ultrasonic knife for a hepatectomy operation and a using method thereof.
Background
Currently, an existing ultrasonic scalpel system is composed of a host, a foot switch, an ultrasonic transducer, a connecting cable and an ultrasonic scalpel. The main machine is used for generating high-frequency current, the foot switch excites the output of ultrasonic energy, the energy converter and the connecting cable convert the current into ultrasonic vibration, the vibration transmits the ultrasonic energy to a tool nose through the cutter bar of the ultrasonic scalpel, and the mechanical cutting and blood coagulation effects are generated through the contact friction with tissues.
The prior art has the following defects: the through groove of the existing tool bit and the main body is fixed by threads or bolts, the connection mode is troublesome, the time consumed by mounting and dismounting the tool bit is more, and the threads and the bolts are easy to wear in long-time use.
Disclosure of Invention
Therefore, the embodiment of the invention provides an ultrasonic scalpel for hepatectomy and a using method thereof, when the scalpel head is installed, the base at one end of the scalpel head needs to be embedded into the mounting plate through the base, the mounting plate, the positioning block and the second limiting rod, so that the positioning groove at the bottom end of the base is matched with the positioning block, at the moment, the second limiting rod in the inner groove is attracted by the second magnetic block on the outer ring and moves to one side of the second magnetic block, the second limiting rod is inserted into the clamping grooves at two sides of the mounting plate, the base is fixed, and people can conveniently install and detach the scalpel head, so that the problem caused by troublesome installation of the scalpel head in the prior art is solved.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions: the utility model provides an ultrasonic scalpel for hepatectomy, includes the host computer, the bottom fixed mounting of host computer has the chassis, one side of host computer is provided with foot switch, be connected through the wire between host computer and the foot switch, one side of host computer is provided with the handle, the top fixed mounting of handle has the transducer, one side of transducer is provided with the connecting pipe, the one end fixed mounting of connecting pipe has flexible pipe, inside one side of flexible pipe is provided with the movable rod, the one end fixed mounting of movable rod has the mounting panel.
The tool bit is arranged at one end of the mounting plate, a base is fixedly arranged at one end of the tool bit, the tool bit is fixedly connected with the mounting plate through the base, an outer ring is sleeved on the outer surface of the mounting plate, an arc-shaped groove is formed in two sides of the inner wall of the mounting plate, a second spring is fixedly arranged in the arc-shaped groove, side blocks are fixedly arranged on two sides of the inner wall of the mounting plate, one side of each side block is fixedly connected with one end of the second spring, a second magnetic block is fixedly arranged on two sides of the inner wall of the outer ring, a positioning block is fixedly arranged in the mounting plate, a positioning groove matched with the positioning block is formed in one side of the base, an inner groove is formed in two sides of the inner part of the base, a third spring is fixedly arranged in the inner groove, a second limiting rod is fixedly arranged at, and the inner wall of the mounting plate is provided with a clamping groove matched with the second limiting rod.
The telescopic tube is characterized in that a sliding block is fixedly arranged on the outer surface of one side of the movable rod, a plurality of limiting grooves are formed in the outer surface of one side of the sliding block and are arranged in a straight line shape, and a first electromagnet is fixedly arranged at one end inside the telescopic tube.
The energy converter is characterized in that a knob is arranged at one end of the energy converter, the energy converter is movably connected with the knob, one side of the knob is fixedly connected with the connecting pipe, and the energy converter is movably connected with the connecting pipe through the knob.
Furthermore, a guide rod is fixedly installed inside the telescopic pipe, and the movable rod is connected with the guide rod in a sliding mode.
Furthermore, the outer surface of the guide rod is sleeved with a first spring, and one end of the first spring is fixedly connected with the movable rod.
Furthermore, a first magnetic block is fixedly mounted on the inner wall of the limiting groove, and a side cover is fixedly mounted on the outer surface of one side of the telescopic pipe.
Further, a second electromagnet is fixedly mounted on one side of the inner wall of the side cover, a first limiting rod is arranged inside the side cover, and one end of the first limiting rod is matched with the limiting groove.
Furthermore, the other end of the energy converter is provided with a side button, and a pull rod is arranged inside the energy converter.
Furthermore, one end of the pull rod is fixedly connected with the side button, and the pull rod is connected with the transducer in a sliding mode.
Furthermore, one end of the pull rod is fixedly provided with a limit gear, and the limit gear is embedded in the knob.
Furthermore, a side groove is formed in one side of the interior of the energy converter, and the limiting gear and the side groove are the same in specification and size.
Further, the steps are as follows:
the method comprises the following steps: assembling equipment, taking out the host machine, the foot switch and the handle, and connecting the host machine, the foot switch and the handle through a lead;
step two: sterilizing equipment, namely putting the cutter head into a high-temperature sterilizing box for high-temperature sterilization;
step three: installing a cutter head, namely installing the disinfected cutter head on one side of the installation plate;
step four: the debugging equipment is used for starting the host machine, stepping on the foot switch and observing whether the cutter head works normally or not;
step five: when the equipment is used and debugged normally, the operation is carried out through the cutter head;
step six: and after the operation is finished, the tool bit is detached and put into disinfectant for disinfection and cleaning.
The embodiment of the invention has the following advantages:
1. by arranging the base, the mounting plate, the positioning block and the second limiting rod, when the tool bit is mounted, the base at one end of the tool bit needs to be embedded into the mounting plate, so that the positioning groove at the bottom end of the base is matched with the positioning block, and at the moment, the second limiting rod in the inner groove is attracted by the second magnetic block on the outer ring and moves to one side of the second magnetic block, so that the second limiting rod is inserted into the clamping grooves at two sides of the mounting plate to fix the base, and the tool bit is convenient to mount and dismount by people;
2. through setting up flexible pipe, the slider, spacing groove and first gag lever post, when needs adjust the length of flexible pipe, need start the second electro-magnet, the magnetic force of second electro-magnet is greater than first magnetic path, first gag lever post can remove to one side of second electro-magnet this moment, make the one end of first gag lever post break away from the spacing inslot, increase the power of first electro-magnet after that, make the movable rod be close to first electromagnetism one side, extrude the elasticity of first spring, the magnetic force and the elasticity of until first electro-magnet reach equilibrium, thereby inwards withdraw the part with the movable rod along the guide arm, can adjust the length of flexible pipe through magnetic force, it is comparatively convenient.
3. Through setting up the knob, the pull rod, limit gear and connecting pipe, when needs carry out the angle modulation to the tool bit, need with the side button to one side pulling, pull out one end limit gear from the knob through the pull rod and get into the side channel, remove the spacing relation of knob, rotate the knob after that, the tool bit that drives one end through the connecting pipe rotates, the surface of knob is provided with the scale, can be accurate adjust the angle of tool bit, improve the accuracy nature of operation, after the regulation finishes, will promote again in the side button inserts the knob with limit gear, fix the knob.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
Fig. 1 is a schematic view of an overall structure provided in embodiment 1 of the present invention;
fig. 2 is a schematic structural view of an ultrasonic blade provided in embodiment 1 of the present invention;
FIG. 3 is a schematic view of a mounting structure of a cutter head provided in embodiment 1 of the present invention;
fig. 4 is a schematic view of a connection structure between a mounting plate and a base according to embodiment 1 of the present invention;
fig. 5 is a side view of a telescopic tube provided in embodiment 1 of the present invention.
Fig. 6 is an internal structural view of a transducer provided in embodiment 1 of the present invention.
Fig. 7 is a flow chart of the use of the ultrasonic blade provided in embodiment 1 of the present invention.
In the figure: the device comprises a main machine 1, a chassis 11, a foot switch 2, a handle 3, a transducer 4, a connecting pipe 41, a knob 42, a side button 43, a pull rod 44, a side groove 45, a limit gear 46, a telescopic pipe 5, a movable rod 51, a slide block 52, a limit groove 53, a first electromagnet 54, a guide rod 55, a first spring 56, a first magnetic block 57, a side cover 58, a second electromagnet 581, a first limit rod 59, a mounting plate 6, a tool bit 61, a base 62, an outer ring 63, an arc-shaped groove 64, a second spring 65, a side block 66, a second magnetic block 67, a positioning block 68, an inner groove 69, a third spring 691 and a second limit rod 692.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached drawings 1-4 of the specification, the ultrasonic scalpel for hepatectomy comprises a main machine 1, wherein a chassis 11 is fixedly installed at the bottom end of the main machine 1, a foot switch 2 is arranged on one side of the main machine 1, the main machine 1 is connected with the foot switch 2 through a lead, a handle 3 is arranged on one side of the main machine 1, a transducer 4 is fixedly installed at the top end of the handle 3, a connecting pipe 41 is arranged on one side of the transducer 4, an extension pipe 5 is fixedly installed at one end of the connecting pipe 41, a movable rod 51 is arranged on one side inside the extension pipe 5, an installation plate 6 is fixedly installed at one end of the movable rod 51, a scalpel head 61 is arranged at one end of the installation plate 6, a base 62 is fixedly installed at one end of the scalpel head 61, the scalpel head 61 is fixedly connected with the installation plate 6 through the base 62, and an outer, arc wall 64 has been seted up to mounting panel 6's inner wall both sides, the inside fixed mounting of arc wall 64 has second spring 65, mounting panel 6's inner wall both sides fixed mounting has side piece 66, one side of side piece 66 and the one end fixed connection of second spring 65, the inner wall both sides fixed mounting of outer loop 63 has second magnetic block 67, mounting panel 6's inside fixed mounting has locating piece 68, one side of base 62 is seted up with locating piece 68 assorted constant head tank, interior groove 69 has been seted up to base 62's inside both sides, the inside fixed mounting of interior groove 69 has third spring 691, the one end fixed mounting of third spring 691 has second gag lever post 692, second gag lever post 692 passes through third spring 691 and base 62 sliding connection, mounting panel 6's inner wall is seted up with second gag lever post 692 assorted draw-in groove.
The implementation scenario is specifically as follows: when the invention is used for installing the tool bit 61, the base 62 at one end of the tool bit 61 is embedded into the installation plate 6, so that the positioning groove at the bottom end of the base 62 is matched with the positioning block 68, at this time, the second position-limiting rod 692 in the inner groove 69 is attracted by the second magnetic block 67 on the outer ring 63, and moves to one side of the second magnetic block 67, so that the second position-limiting rod 692 is inserted into the slots on both sides of the mounting plate 6, the base 62 is fixed, so that people can conveniently install and detach the cutter head 61, when the cutter head 61 needs to be detached, the outer ring 63 can be rotated to drive the side block 66 of the inner wall to slide along the arc-shaped groove 64, the second spring 65 is pressed to make the second magnetic block 67 dislocated with one end of the second limiting rod 692, at this time, the third spring 691 in the inner groove 69 pulls the second stopper 692 back to the inner groove 69, the stopper relation between the base 62 and the attachment plate 6 is released, and finally the cutter head 61 is removed.
Referring to the attached fig. 5 in the specification, in the ultrasonic scalpel for hepatectomy, according to the embodiment, a sliding block 52 is fixedly installed on the outer surface of one side of a movable rod 51, a plurality of limiting grooves 53 are formed in the outer surface of one side of the sliding block 52, the limiting grooves 53 are arranged in a straight line shape, and a first electromagnet 54 is fixedly installed at one end inside an extension tube 5.
Further, a guide rod 55 is fixedly installed inside the telescopic tube 5, and the movable rod 51 is slidably connected with the guide rod 55.
Further, the outer surface of the guide rod 55 is sleeved with a first spring 56, and one end of the first spring 56 is fixedly connected with the movable rod 51.
Further, a first magnetic block 57 is fixedly mounted on the inner wall of the limiting groove 53, and a side cover 58 is fixedly mounted on the outer surface of one side of the telescopic tube 5.
Further, a second electromagnet 581 is fixedly installed on one side of the inner wall of the side cover 58, a first limiting rod 59 is arranged inside the side cover 58, and one end of the first limiting rod 59 is matched with the limiting groove 53.
The implementation scenario is specifically as follows: when the length of the extension tube 5 needs to be adjusted, the second electromagnet 581 needs to be started, the magnetic force of the second electromagnet 581 is greater than that of the first magnetic block 57, at this time, the first limit rod 59 moves to one side of the second electromagnet 581, so that one end of the first limit rod 59 is separated from the limit groove 53, then the power of the first electromagnet 54 is increased, the movable rod 51 approaches to one side of the first electromagnet 54, the elastic force of the first spring 56 is extruded until the magnetic force and the elastic force of the first electromagnet 54 reach balance, so that the movable rod 51 is retracted inwards along the guide rod 55 to shorten the extension tube 5, after the length of the extension tube 5 is adjusted, the power supply of the second electromagnet 581 in the side cover 58 is closed, at this time, the first limit rod 59 is attracted by the magnetic force of the first magnetic block 54, inserted into the limit groove 53 of the slider 52, and fixes the movable rod 51, thereby increasing the use stability of the ultrasonic knife, can adjust the length of flexible pipe 5 through magnetic force, it is comparatively convenient.
Referring to fig. 6 of the specification, in the ultrasonic scalpel for hepatectomy, a knob 42 is arranged at one end of a transducer 4, the transducer 4 is movably connected with the knob 42, one side of the knob 42 is fixedly connected with a connecting pipe 41, the transducer 4 is movably connected with the connecting pipe 41 through the knob 42
Further, the other end of the transducer 4 is provided with a side button 43, and the inside of the transducer 4 is provided with a pull rod 44.
Furthermore, one end of the pull rod 44 is fixedly connected with the side button 43, and the pull rod 44 is slidably connected with the transducer 4.
Further, a limit gear 46 is fixedly mounted at one end of the pull rod 44, and the limit gear 46 is embedded inside the knob 42.
Furthermore, a side groove 45 is formed in one side of the interior of the transducer 4, and the limit gear 46 and the side groove 45 are the same in specification and size.
The implementation scenario is specifically as follows: when the angle of the tool bit 61 needs to be adjusted, the side button 43 needs to be pulled to one side, the limit gear 46 at one end is pulled out of the knob 42 through the pull rod 44 and enters the side groove 45, the limit relation of the knob 42 is released, then the knob 42 is rotated, the tool bit 61 at one end is driven to rotate through the connecting pipe 41, the scale is arranged on the outer surface of the knob 42, the angle of the tool bit 61 can be accurately adjusted, the accuracy of the operation is improved, and after the adjustment is finished, the limit gear 46 is inserted into the knob 42 through pushing the side button 43, and the knob 42 is fixed.
Referring to the specification and the attached fig. 7, the method for using the ultrasonic knife for the hepatectomy operation of the embodiment comprises the following steps:
the method comprises the following steps: assembling equipment, taking out the main machine 1, the foot switch 2 and the handle 3, and connecting the main machine and the foot switch through a lead;
step two: sterilizing the equipment, namely putting the cutter head 61 into a high-temperature sterilizing box for high-temperature sterilization;
step three: installing a cutter head, namely installing the disinfected cutter head 61 on one side of the installation plate 6;
step four: the debugging equipment is used for starting the host 1, stepping down the foot switch 2 and observing whether the cutter head 61 works normally or not;
step five: when the equipment is used and debugged normally, the operation is performed through the cutter head 61;
step six: after the operation is finished, the tool bit 61 is detached and put into disinfectant for disinfection and cleaning.
The specific use steps are as follows:
s1, firstly, separating liver parenchyma by using an ultrasonic knife, cutting the liver tissue by using a small opening of the ultrasonic knife, and then poking the liver tissue by using a Hem-O-lock clamp, wherein the using part of an ultrasonic knife head is specifically as follows: a blade 1/4 starting from the cut surface;
s2, adjusting the ultrasonic knife to be a continuous fast gear, controlling the handle of the ultrasonic knife by one hand and clamping the cut small opening by the other hand through a Hem-O-lock clamp under the endoscope to enable the small opening to be occluded;
s3, controlling one hand of the ultrasonic knife to shake, poking left and right, and continuously poking the cut liver tissue, wherein the poking action of the cut liver tissue is similar to shaving action;
s4, finally, when encountering a vascular duct with the diameter less than or equal to 3mm, clamping the vascular duct by using a Hem-O-lock clamp, adjusting an ultrasonic knife to be a slow gear, completely cutting the vascular duct from a cutting position by using the ultrasonic knife, closing the vascular duct at the same time until liver tissues are pulled open to expose the intrahepatic duct, mashing parenchyma when the ultrasonic knife works, and separating the hepatic tissues;
s5, when a vascular duct larger than 3mm is encountered, the upper layer of hepatic tissue is stripped by using an ultrasonic knife, the lower layer of hepatic tissue is hollowed out, then the hepatic tissues on two sides are separated by poking, the vascular duct is exposed, the vascular duct is clamped by using a Hem-O-lock clamp, then the ultrasonic knife is adjusted to be a slow gear, the vascular duct is cut off by using the ultrasonic knife, the vascular duct is coagulated by using the ultrasonic knife until the hepatic tissues are poked, the intrahepatic duct is exposed, when the ultrasonic knife works, the thin-walled tissue is smashed, and the hepatic tissue is separated.
The working principle is as follows: referring to fig. 1-4 of the specification, when the tool bit 61 is mounted, the base 62 at one end of the tool bit 61 needs to be embedded into the mounting plate 6, so that the positioning groove at the bottom end of the base 62 is matched with the positioning block 68, at this time, the second limiting rod 692 in the inner groove 69 is attracted by the second magnetic block 67 on the outer ring 63, moves to one side of the second magnetic block 67, so that the second limiting rod 692 is inserted into the clamping grooves at two sides of the mounting plate 6 to fix the base 62, and people can mount and dismount the tool bit 61 conveniently.
Referring to the attached fig. 5, when the length of the extension tube 5 needs to be adjusted, the second electromagnet 581 needs to be activated, the magnetic force of the second electromagnet 581 is greater than that of the first magnetic block 57, at this time, the first limit rod 59 moves to one side of the second electromagnet 581, so that one end of the first limit rod 59 is separated from the limit groove 53, then the power of the first electromagnet 54 is increased, the movable rod 51 approaches to one side of the first electromagnet 54, the elastic force of the first spring 56 is squeezed, until the magnetic force and the elastic force of the first electromagnet 54 reach a balance, so that the movable rod 51 is retracted inwards along the guide rod 55, and the extension tube 5 is shortened.
Referring to fig. 6-7 of the specification, when the angle of the tool bit 61 needs to be adjusted, the side knob 43 needs to be pulled to one side, the limit gear 46 at one end is pulled out of the knob 42 through the pull rod 44 and enters the side groove 45, the limit relation of the knob 42 is released, then the knob 42 is rotated, the tool bit 61 at one end is driven to rotate through the connecting pipe 41, the outer surface of the knob 42 is provided with scales, the angle of the tool bit 61 can be accurately adjusted, the accuracy of the operation is improved, and after the adjustment is finished, the limit gear 46 is inserted into the knob 42 by pushing the side knob 43, and the knob 42 is fixed.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. The utility model provides an ultrasonic knife for hepatectomy, includes host computer (1), its characterized in that: the utility model discloses a portable energy-saving device, including host computer (1), the bottom fixed mounting of host computer (1) has chassis (11), one side of host computer (1) is provided with foot switch (2), be connected through the wire between host computer (1) and foot switch (2), one side of host computer (1) is provided with handle (3), the top fixed mounting of handle (3) has transducer (4), one side of transducer (4) is provided with connecting pipe (41), the one end fixed mounting of connecting pipe (41) has flexible pipe (5), inside one side of flexible pipe (5) is provided with movable rod (51), the one end fixed mounting of movable rod (51) has mounting panel (6).
The one end of mounting panel (6) is provided with tool bit (61), the one end fixed mounting of tool bit (61) has base (62), tool bit (61) passes through base (62) fixed connection with mounting panel (6), the surface cover of mounting panel (6) is equipped with outer loop (63), arc wall (64) have been seted up to the inner wall both sides of mounting panel (6), the inside fixed mounting of arc wall (64) has second spring (65), the inner wall both sides fixed mounting of mounting panel (6) has side piece (66), one side of side piece (66) and the one end fixed connection of second spring (65), the inner wall both sides fixed mounting of outer loop (63) has second magnetic path (67), the inside fixed mounting of mounting panel (6) has locating piece (68), the constant head tank with locating piece (68) assorted has been seted up to one side of base (62), interior groove (69) have been seted up to the inside both sides of base (62), the inside fixed mounting of interior groove (69) has third spring (691), the one end fixed mounting of third spring (691) has second gag lever post (692), second gag lever post (692) pass through third spring (691) and base (62) sliding connection, the draw-in groove with second gag lever post (692) assorted is seted up to the inner wall of mounting panel (6).
The outer fixed surface of one side of movable rod (51) installs slider (52), a plurality of spacing groove (53) have been seted up to one side surface of slider (52), a plurality of spacing groove (53) are a style of calligraphy and arrange, the inside one end fixed mounting of flexible pipe (5) has first electro-magnet (54).
One end of transducer (4) is provided with knob (42), transducer (4) and knob (42) swing joint, one side and connecting pipe (41) fixed connection of knob (42), transducer (4) and connecting pipe (41) pass through knob (42) swing joint.
2. The ultrasonic blade for hepatectomy according to claim 1, wherein: a guide rod (55) is fixedly installed inside the telescopic pipe (5), and the movable rod (51) is connected with the guide rod (55) in a sliding mode.
3. The ultrasonic blade for hepatectomy according to claim 2, wherein: the outer surface of the guide rod (55) is sleeved with a first spring (56), and one end of the first spring (56) is fixedly connected with the movable rod (51).
4. The ultrasonic blade for hepatectomy according to claim 1, wherein: the inner wall of the limiting groove (53) is fixedly provided with a first magnetic block (57), and the outer surface of one side of the extension tube (5) is fixedly provided with a side cover (58).
5. The ultrasonic blade for hepatectomy according to claim 4, wherein: a second electromagnet (581) is fixedly mounted on one side of the inner wall of the side cover (58), a first limiting rod (59) is arranged inside the side cover (58), and one end of the first limiting rod (59) is matched with the limiting groove (53).
6. The ultrasonic blade for hepatectomy according to claim 1, wherein: the other end of the energy converter (4) is provided with a side button (43), and a pull rod (44) is arranged inside the energy converter (4).
7. The ultrasonic blade for hepatectomy according to claim 6, wherein: one end of the pull rod (44) is fixedly connected with the side button (43), and the pull rod (44) is connected with the transducer (4) in a sliding mode.
8. The ultrasonic blade for hepatectomy according to claim 7, wherein: one end of the pull rod (44) is fixedly provided with a limit gear (46), and the limit gear (46) is embedded in the knob (42).
9. The ultrasonic blade for hepatectomy according to claim 8, wherein: a side groove (45) is formed in one side of the interior of the energy converter (4), and the limiting gear (46) and the side groove (45) are identical in specification and size.
10. The method of using an ultrasonic blade for hepatectomy as defined in any one of claims 1 to 9, wherein: the steps are as follows:
the method comprises the following steps: the assembling equipment is used for taking out the main machine (1), the foot switch (2) and the handle (3) and connecting the main machine and the foot switch through a lead;
step two: sterilizing equipment, namely putting the cutter head (61) into a high-temperature sterilizing box for high-temperature sterilization;
step three: installing a cutter head, namely installing the disinfected cutter head (61) on one side of the installation plate (6);
step four: the debugging equipment is used for starting the host (1), stepping down the foot switch (2) and observing whether the cutter head (61) works normally or not;
step five: when the equipment is used and debugged normally, the operation is carried out through the cutter head (61);
step six: cleaning equipment, after the operation is finished, the tool bit (61) is detached and put into disinfectant for disinfection and cleaning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911279340.1A CN110916766A (en) | 2019-12-13 | 2019-12-13 | Ultrasonic knife for hepatectomy and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911279340.1A CN110916766A (en) | 2019-12-13 | 2019-12-13 | Ultrasonic knife for hepatectomy and using method thereof |
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| CN110916766A true CN110916766A (en) | 2020-03-27 |
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|---|---|---|---|
| CN201911279340.1A Pending CN110916766A (en) | 2019-12-13 | 2019-12-13 | Ultrasonic knife for hepatectomy and using method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112472222A (en) * | 2020-11-27 | 2021-03-12 | 常州安康医疗器械有限公司 | Ultrasonic knife with telescopic function |
| CN112472218A (en) * | 2020-11-27 | 2021-03-12 | 常州安康医疗器械有限公司 | Ultrasonic knife with quickly replaceable knife bar |
| CN112691306A (en) * | 2020-11-27 | 2021-04-23 | 常州安康医疗器械有限公司 | Ultrasonic knife with enhanced hemostatic ability |
| CN113040869A (en) * | 2021-04-27 | 2021-06-29 | 常州安康医疗器械有限公司 | Needle type ultrasonic cutter head of laparoscope |
| CN113143621A (en) * | 2021-05-24 | 2021-07-23 | 吉林大学 | Femoral artery puncture postoperative hemostasis nursing bed for interventional department |
| CN114287874A (en) * | 2021-12-28 | 2022-04-08 | 苏州朗开医疗技术有限公司 | Lung bronchoscope with multiple channels |
| CN117257408A (en) * | 2023-11-21 | 2023-12-22 | 善彤医疗科技(湖南)有限公司 | Ultrasonic knife with replaceable cutter bar for operation |
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| CN112472222A (en) * | 2020-11-27 | 2021-03-12 | 常州安康医疗器械有限公司 | Ultrasonic knife with telescopic function |
| CN112472218A (en) * | 2020-11-27 | 2021-03-12 | 常州安康医疗器械有限公司 | Ultrasonic knife with quickly replaceable knife bar |
| CN112691306A (en) * | 2020-11-27 | 2021-04-23 | 常州安康医疗器械有限公司 | Ultrasonic knife with enhanced hemostatic ability |
| CN112472218B (en) * | 2020-11-27 | 2022-05-27 | 常州安康医疗器械有限公司 | Ultrasonic knife with quickly replaceable knife bar |
| CN112691306B (en) * | 2020-11-27 | 2022-06-21 | 常州安康医疗器械有限公司 | Ultrasonic knife with enhanced hemostatic ability |
| CN113040869A (en) * | 2021-04-27 | 2021-06-29 | 常州安康医疗器械有限公司 | Needle type ultrasonic cutter head of laparoscope |
| CN113143621A (en) * | 2021-05-24 | 2021-07-23 | 吉林大学 | Femoral artery puncture postoperative hemostasis nursing bed for interventional department |
| CN114287874A (en) * | 2021-12-28 | 2022-04-08 | 苏州朗开医疗技术有限公司 | Lung bronchoscope with multiple channels |
| CN114287874B (en) * | 2021-12-28 | 2023-03-10 | 苏州朗开医疗技术有限公司 | Lung bronchoscope with multiple channels |
| CN117257408A (en) * | 2023-11-21 | 2023-12-22 | 善彤医疗科技(湖南)有限公司 | Ultrasonic knife with replaceable cutter bar for operation |
| CN117257408B (en) * | 2023-11-21 | 2024-02-13 | 善彤医疗科技(湖南)有限公司 | Ultrasonic knife with replaceable cutter bar for operation |
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